GB2553913B - Media key block based broadcast encryption - Google Patents
Media key block based broadcast encryptionInfo
- Publication number
- GB2553913B GB2553913B GB1713275.4A GB201713275A GB2553913B GB 2553913 B GB2553913 B GB 2553913B GB 201713275 A GB201713275 A GB 201713275A GB 2553913 B GB2553913 B GB 2553913B
- Authority
- GB
- United Kingdom
- Prior art keywords
- block based
- key block
- media key
- broadcast encryption
- based broadcast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
- H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
- H04L9/0833—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key
- H04L9/0836—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key using tree structure or hierarchical structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3234—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials involving additional secure or trusted devices, e.g. TPM, smartcard, USB or software token
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/24—Key scheduling, i.e. generating round keys or sub-keys for block encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/34—Encoding or coding, e.g. Huffman coding or error correction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/60—Digital content management, e.g. content distribution
- H04L2209/601—Broadcast encryption
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Storage Device Security (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/671,314 US9537652B2 (en) | 2015-03-27 | 2015-03-27 | Polymorphic encryption key allocation scheme |
PCT/EP2016/055689 WO2016156045A1 (en) | 2015-03-27 | 2016-03-16 | Media key block based broadcast encryption |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201713275D0 GB201713275D0 (en) | 2017-10-04 |
GB2553913A GB2553913A (en) | 2018-03-21 |
GB2553913B true GB2553913B (en) | 2018-08-01 |
Family
ID=55538236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1713275.4A Active GB2553913B (en) | 2015-03-27 | 2016-03-16 | Media key block based broadcast encryption |
Country Status (6)
Country | Link |
---|---|
US (3) | US9537652B2 (en) |
JP (1) | JP6682125B2 (en) |
CN (1) | CN107431628B (en) |
DE (1) | DE112016000791B4 (en) |
GB (1) | GB2553913B (en) |
WO (1) | WO2016156045A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101967521B1 (en) * | 2017-03-28 | 2019-08-13 | 한양대학교 산학협력단 | Broadcast encryption and decryption method based on subset difference |
JP7328969B2 (en) * | 2018-12-21 | 2023-08-17 | 01 コミュニーク ラボラトリー インコーポレイテッド | Cryptographic system and method |
CN110336656A (en) * | 2019-06-04 | 2019-10-15 | 湖北大学 | Binomial APN function and its generation method in a kind of peculiar sign finite field |
US11343085B2 (en) | 2020-09-19 | 2022-05-24 | International Business Machines Corporation | Threshold encryption for broadcast content |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120129152A1 (en) * | 2010-11-22 | 2012-05-24 | Artur Martynov | Diagnostic method for the prediction of the development of and control over the effectiveness of treatment of cardiovascular illnesses |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH103256A (en) * | 1995-10-16 | 1998-01-06 | Sony Corp | Ciphering method and device therefor, recording method, decoding method and device therefor and recording medium |
JP2005286959A (en) * | 2004-03-31 | 2005-10-13 | Sony Corp | Information processing method, decoding processing method, information processor and computer program |
KR100640058B1 (en) | 2004-11-23 | 2006-11-01 | 삼성전자주식회사 | Method of managing a key of user for broadcast encryption |
WO2006082961A1 (en) * | 2005-02-07 | 2006-08-10 | Matsushita Electric Industrial Co., Ltd. | Recording device, replay device, integrated circuit, and control program |
JP4569464B2 (en) * | 2005-12-20 | 2010-10-27 | 沖電気工業株式会社 | Key update system, key management device, communication terminal and key information construction method in multi-hop network |
US7831043B2 (en) | 2006-08-27 | 2010-11-09 | International Business Machines Corporation | System and method for cryptographically authenticating data items |
KR101377455B1 (en) * | 2006-10-09 | 2014-04-02 | 삼성전자주식회사 | Method and apparatus of generating encryption key for broadcast encryption |
US7860246B2 (en) | 2006-11-01 | 2010-12-28 | International Business Machines Corporation | System and method for protecting data in a secure system |
US7778421B2 (en) | 2007-02-12 | 2010-08-17 | International Business Machines Corporation | Method for controlling access to encrypted content using multiple broadcast encryption based control blocks |
KR20090000624A (en) * | 2007-03-09 | 2009-01-08 | 삼성전자주식회사 | Method for mutual authenticating with host device and system thereof |
JP2010124071A (en) * | 2008-11-17 | 2010-06-03 | Toshiba Corp | Communication device, communication method, and program |
JP2011096153A (en) * | 2009-11-02 | 2011-05-12 | Sony Corp | Compile processing device, data processing device, compile processing method, and program |
JP5198539B2 (en) * | 2010-11-05 | 2013-05-15 | 株式会社東芝 | Storage device, access device and program |
US9252948B2 (en) | 2010-11-19 | 2016-02-02 | International Business Machines Corporation | Broadcast encryption based media key block security class-based signing |
US9137214B2 (en) * | 2010-12-15 | 2015-09-15 | Microsoft Technology Licensing, Llc | Encrypted content streaming |
US8538029B2 (en) * | 2011-03-24 | 2013-09-17 | Hewlett-Packard Development Company, L.P. | Encryption key fragment distribution |
US8893308B2 (en) * | 2012-12-14 | 2014-11-18 | Microsoft Corporation | Counterfeit prevention for optical media |
JP2015056861A (en) * | 2013-09-13 | 2015-03-23 | 株式会社東芝 | Decoder, encryption device, method, program, recording medium, and manufacturing method |
-
2015
- 2015-03-27 US US14/671,314 patent/US9537652B2/en active Active
-
2016
- 2016-03-16 WO PCT/EP2016/055689 patent/WO2016156045A1/en active Application Filing
- 2016-03-16 GB GB1713275.4A patent/GB2553913B/en active Active
- 2016-03-16 DE DE112016000791.4T patent/DE112016000791B4/en active Active
- 2016-03-16 CN CN201680018361.6A patent/CN107431628B/en active Active
- 2016-03-16 JP JP2017549758A patent/JP6682125B2/en active Active
- 2016-11-01 US US15/340,715 patent/US9735954B2/en active Active
-
2017
- 2017-07-07 US US15/644,317 patent/US9866373B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20120129152A1 (en) * | 2010-11-22 | 2012-05-24 | Artur Martynov | Diagnostic method for the prediction of the development of and control over the effectiveness of treatment of cardiovascular illnesses |
Non-Patent Citations (2)
Title |
---|
- Jay Geagan ET AL, "Once Upon a Time, I Bought a Movie and it Played Everywhere in My Home Categories and Subject Descriptors", (20111201), URL: http://delivery.acm.org/10.1145/2080000/2072009/p1341-geagan.pdf?ip=145.64.254.243&id=2072009&acc=ACTIVE SERVICE&key=E80E9EB78FFDF9DF.4D4702B0C3E38B35.4D4 * |
JIANG BIAN ; UMIT TOPALOGLU ; REMZI SEKER ; COSKUN BAYRAK ; CHIA-CHU CHIANG: "A role-based secure group communication framework", SYSTEM OF SYSTEMS ENGINEERING, 2008. SOSE '08. IEEE INTERNATIONAL CONFERENCE ON, IEEE, PISCATAWAY, NJ, USA, 2 June 2008 (2008-06-02), Piscataway, NJ, USA, pages 1 - 6, XP031378657, ISBN: 978-1-4244-2172-5 * |
Also Published As
Publication number | Publication date |
---|---|
DE112016000791T5 (en) | 2017-11-09 |
JP2018509855A (en) | 2018-04-05 |
WO2016156045A1 (en) | 2016-10-06 |
US20160285622A1 (en) | 2016-09-29 |
DE112016000791B4 (en) | 2023-03-30 |
CN107431628A (en) | 2017-12-01 |
US9537652B2 (en) | 2017-01-03 |
CN107431628B (en) | 2020-06-05 |
US9735954B2 (en) | 2017-08-15 |
GB2553913A (en) | 2018-03-21 |
GB201713275D0 (en) | 2017-10-04 |
JP6682125B2 (en) | 2020-04-15 |
US9866373B2 (en) | 2018-01-09 |
US20170310461A1 (en) | 2017-10-26 |
US20170054551A1 (en) | 2017-02-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 20180806 |